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mfd: Add support for multiple arizona PDM speaker outputs

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The registers have stride 2 so we can write the loop properly now.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Mark Brown 2012-07-09 19:33:14 +01:00 committed by Samuel Ortiz
parent 78a73e59db
commit 2a51da04fe
2 changed files with 3 additions and 4 deletions
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5
drivers/mfd/arizona-core.c
View File

@ -462,18 +462,17 @@ int __devinit arizona_dev_init(struct arizona *arizona)
ARIZONA_OUT1_MONO, val);
}
BUILD_BUG_ON(ARIZONA_MAX_PDM_SPK > 1);
for (i = 0; i < ARIZONA_MAX_PDM_SPK; i++) {
if (arizona->pdata.spk_mute[i])
regmap_update_bits(arizona->regmap,
ARIZONA_PDM_SPK1_CTRL_1,
ARIZONA_PDM_SPK1_CTRL_1 + (i * 2),
ARIZONA_SPK1_MUTE_ENDIAN_MASK |
ARIZONA_SPK1_MUTE_SEQ1_MASK,
arizona->pdata.spk_mute[i]);
if (arizona->pdata.spk_fmt[i])
regmap_update_bits(arizona->regmap,
ARIZONA_PDM_SPK1_CTRL_2,
ARIZONA_PDM_SPK1_CTRL_2 + (i * 2),
ARIZONA_SPK1_FMT_MASK,
arizona->pdata.spk_fmt[i]);
}

2
include/linux/mfd/arizona/pdata.h
View File

@ -62,7 +62,7 @@
#define ARIZONA_MAX_OUTPUT 5
#define ARIZONA_MAX_PDM_SPK 1
#define ARIZONA_MAX_PDM_SPK 2
struct regulator_init_data;